.page-disclaimer {
  position: relative;
  isolation: isolate;
  overflow-x: clip;
  padding-bottom: clamp(56px, 9vw, 110px);
}

.page-disclaimer::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(56, 224, 206, .055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(56, 224, 206, .055) 1px, transparent 1px);
  background-size: var(--unit) var(--unit);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .95), rgba(0, 0, 0, .35) 62%, transparent 92%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .95), rgba(0, 0, 0, .35) 62%, transparent 92%);
}

/* ---------- 页面标题区 ---------- */
.page-disclaimer .usage-head {
  margin-top: clamp(20px, 3.4vw, 36px);
  display: grid;
  gap: clamp(20px, 3vw, 34px);
}

.page-disclaimer .usage-head .page-title {
  margin: 0;
  max-width: 22ch;
}

.page-disclaimer .usage-head .page-lede {
  max-width: 58ch;
}

.page-disclaimer .usage-readout {
  margin: 0;
  display: grid;
  gap: 1px;
  border-left: 2px solid var(--cyan);
  padding-left: clamp(14px, 2vw, 20px);
}

.page-disclaimer .usage-readout-item {
  display: grid;
  gap: 3px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-disclaimer .usage-readout-item:last-child {
  border-bottom: 0;
}

.page-disclaimer .usage-readout dt {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  color: var(--silent);
}

.page-disclaimer .usage-readout dd {
  margin: 0;
  font-size: .95rem;
  line-height: 1.6;
  color: var(--graphite);
}

@media (min-width: 900px) {
  .page-disclaimer .usage-head {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: end;
    gap: clamp(30px, 5vw, 66px);
  }
}

/* ---------- 顶部氛围图 ---------- */
.page-disclaimer .usage-figure {
  margin: clamp(28px, 4.4vw, 46px) 0 0;
  position: relative;
}

.page-disclaimer .usage-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-disclaimer .usage-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(56, 224, 206, .14), transparent 58%),
    radial-gradient(90% 80% at 92% 100%, rgba(255, 122, 61, .1), transparent 60%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-disclaimer .usage-figure .media-caption {
  margin-top: 10px;
}

/* ---------- 使用路径条 ---------- */
.page-disclaimer .usage-route {
  margin-top: clamp(34px, 5vw, 58px);
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--line);
}

.page-disclaimer .usage-route-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 18px;
}

.page-disclaimer .usage-route-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.4vw, 1.55rem);
  font-weight: 700;
  letter-spacing: -.005em;
  color: var(--paper);
}

.page-disclaimer .usage-route-head .muted {
  font-size: .9rem;
}

.page-disclaimer .usage-route-track {
  position: relative;
  margin-top: 26px;
}

.page-disclaimer .route-line {
  position: absolute;
  left: 0;
  top: 14px;
  width: 100%;
  height: 32px;
  pointer-events: none;
}

.page-disclaimer .route-steps {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px 14px;
}

.page-disclaimer .route-steps li {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

.page-disclaimer .route-num {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--ink);
  background: var(--cyan);
  clip-path: polygon(0 0, 100% 0, 100% 70%, 70% 100%, 0 100%);
}

.page-disclaimer .route-label {
  font-size: .94rem;
  line-height: 1.55;
  color: var(--graphite);
}

@media (min-width: 760px) {
  .page-disclaimer .route-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 主体：索引 + 条款 ---------- */
.page-disclaimer .usage-shell {
  margin-top: clamp(44px, 6.4vw, 76px);
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-disclaimer .usage-index {
  padding: 16px 16px 18px;
  background: linear-gradient(180deg, rgba(15, 26, 34, .9), rgba(7, 12, 17, .62));
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-disclaimer .usage-index-list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px 10px;
}

.page-disclaimer .usage-index-list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 10px;
  text-decoration: none;
  color: var(--graphite);
  border-left: 2px solid transparent;
  transition: color 200ms var(--ease), border-color 200ms var(--ease), background-color 200ms var(--ease);
}

.page-disclaimer .usage-index-list a:hover,
.page-disclaimer .usage-index-list a:focus-visible {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(56, 224, 206, .07);
}

.page-disclaimer .idx-num {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--ember);
}

.page-disclaimer .idx-label {
  font-size: .93rem;
  min-width: 0;
}

@media (min-width: 640px) {
  .page-disclaimer .usage-index-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-disclaimer .usage-shell {
    grid-template-columns: minmax(196px, 232px) minmax(0, 1fr);
    gap: clamp(38px, 5vw, 66px);
    align-items: start;
  }

  .page-disclaimer .usage-index {
    position: sticky;
    top: calc(var(--topbar-h) + 20px);
  }

  .page-disclaimer .usage-index-list {
    grid-template-columns: 1fr;
  }
}

/* ---------- 条款分组 ---------- */
.page-disclaimer .usage-group {
  padding-top: clamp(28px, 4vw, 42px);
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--topbar-h) + 24px);
}

.page-disclaimer .usage-group:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-disclaimer .usage-group + .usage-group {
  margin-top: clamp(28px, 4vw, 42px);
}

.page-disclaimer .usage-group-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: clamp(16px, 2.6vw, 26px);
}

.page-disclaimer .usage-group-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .14em;
  color: var(--ember);
  border: 1px solid rgba(255, 122, 61, .42);
  padding: 3px 9px;
  clip-path: polygon(0 0, 100% 0, 100% 66%, 66% 100%, 0 100%);
}

.page-disclaimer .usage-group-title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.22rem, 2.6vw, 1.72rem);
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--paper);
}

/* ---------- 条款列表 ---------- */
.page-disclaimer .clause-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-disclaimer .clause {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding: clamp(14px, 2.2vw, 20px) 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-disclaimer .clause:first-child {
  padding-top: 0;
}

.page-disclaimer .clause:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-disclaimer .clause-num {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .06em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-disclaimer .clause-text {
  min-width: 0;
}

.page-disclaimer .clause-title {
  margin: 0 0 6px;
  font-family: var(--font-body);
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: .005em;
  color: var(--paper);
}

.page-disclaimer .clause p {
  margin: 0;
  font-size: .96rem;
  line-height: 1.78;
  color: var(--graphite);
}

.page-disclaimer .clause p a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-decoration-color: rgba(56, 224, 206, .45);
  text-underline-offset: 3px;
}

.page-disclaimer .clause p a:hover,
.page-disclaimer .clause p a:focus-visible {
  text-decoration-color: var(--cyan);
}

/* ---------- 切角提示条 ---------- */
.page-disclaimer .notice-cut {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(18px, 2.8vw, 26px);
  padding: 15px 18px;
  border-left: 3px solid var(--ember);
  background: linear-gradient(90deg, rgba(255, 122, 61, .13), rgba(255, 122, 61, .025));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}

.page-disclaimer .notice-tag {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .18em;
  color: var(--ember);
}

.page-disclaimer .notice-cut p {
  margin: 0;
  font-size: .95rem;
  line-height: 1.72;
  color: var(--graphite);
}

/* ---------- 联系方式面板 ---------- */
.page-disclaimer .usage-contact {
  margin-top: clamp(46px, 7vw, 84px);
}

.page-disclaimer .usage-contact-panel {
  background: var(--paper);
  color: var(--soot);
  padding: clamp(24px, 4.2vw, 46px);
  border-top: 3px solid var(--teal);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}

.page-disclaimer .usage-contact-eyebrow {
  color: var(--teal);
}

.page-disclaimer .usage-contact-panel .editorial-title {
  margin: 0;
  color: var(--soot);
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 3.2vw, 2.1rem);
  font-weight: 700;
  letter-spacing: .01em;
}

.page-disclaimer .usage-contact-intro {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: .98rem;
  line-height: 1.75;
  color: rgba(34, 27, 22, .82);
}

.page-disclaimer .usage-contact-list {
  list-style: none;
  margin: clamp(22px, 3.4vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-paper);
  border: 1px solid var(--line-paper);
}

.page-disclaimer .usage-contact-list li {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  background: var(--paper);
}

.page-disclaimer .usage-contact-label {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  color: var(--teal);
}

.page-disclaimer .usage-contact-value {
  font-family: var(--font-mono);
  font-size: .95rem;
  color: var(--soot);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-disclaimer .usage-contact-value--text {
  font-family: var(--font-body);
  line-height: 1.6;
}

@media (min-width: 720px) {
  .page-disclaimer .usage-contact-list li {
    grid-template-columns: 110px minmax(0, 1fr) auto;
    align-items: center;
    gap: 18px;
  }
}

.page-disclaimer .copy-btn {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .08em;
  padding: 7px 14px;
  color: var(--teal);
  background: transparent;
  border: 1px solid rgba(14, 95, 90, .45);
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% 70%, 70% 100%, 0 100%);
  transition: background-color 200ms var(--ease), color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-disclaimer .copy-btn:hover,
.page-disclaimer .copy-btn:focus-visible {
  background: rgba(14, 95, 90, .12);
}

.page-disclaimer .copy-btn[data-copied="true"] {
  background: var(--teal);
  border-color: var(--teal);
  color: var(--paper);
}

.page-disclaimer .usage-contact-note {
  margin: 18px 0 0;
  font-size: .88rem;
  line-height: 1.7;
  color: rgba(34, 27, 22, .72);
}

.page-disclaimer .usage-contact-actions {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .usage-index-list a,
  .page-disclaimer .copy-btn {
    transition-duration: 1ms;
  }
}
<<<END>>>